Incurable
Incurable adjective - Not capable of being cured or reformed.
Lethal and incurable are semantically related In some cases you can use "Lethal" instead an adjective "Incurable".
Nearby Word: incurability
Mutual synonyms
Both words in one sentence
- The title story of "Cobra Trap", Peter O'Donnell's final collection of Modesty Blaise stories, has Modesty herself, diagnosed with a lethal and incurable brain tumour, taking on what she knows isn't a Do Or Die mission, but a Do AND Die mission.
Source: The Last Dance -
He ends up alone in the infectious diseases room with no idea which ones are curable and which are incurable but lethal.
Source: Film / World War Z -
Instead of watching them die, the Determination gave the monsters the sheer will to shrug off their lethal wounds and incurable diseases... but unfortunately, overusing Determination causes monster bodies to melt, and what was left on the floor merged into terrifying Amalgamates.
Source: Came Back Wrong
Cite this Source
Lethal and Incurable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/incurable/lethal
Incurable & Lethal. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/incurable/lethal>.
Lethal or Incurable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/incurable/lethal.
Google Ngram Viewer shows how "incurable" and "lethal" have occurred on timeline